sand and screenings. The moisture content of the aggregate shall be [not
greater than [1] [3] percent] [such that the aggregate will readily bond
with the bituminous material]. Drying may be required, as directed. The
aggregate shall conform to the gradation shown in TABLE I. The aggregate
gradation shall be allowed the tolerances given in TABLE II.
TABLE I.
AGGREGATE GRADATIONS
(Percent by Weight Passing Square-Mesh Sieves)
Gradation
Gradation
Gradation
Sieve Size
No. 1
No. 2
No. 3
__________
__________
__________
_________
12.5 mm
100
--
--
9.5 mm
85-100
100
--
4.75 mm
10-30
85-100
100
2.36 mm
0-10
10-40
10-40
1.18 mm
0-5
0-10
0-10
0.30 mm
--
0-5
0-5
TABLE I.
AGGREGATE GRADATIONS
(Percent by Weight Passing Square-Mesh Sieves)
Gradation
Gradation
Gradation
Sieve Size
No. 1
No. 2
No. 3
__________
__________
__________
_________
1/2
in.
100
--
--
3/8
in.
85-100
100
--
No.
4
10-30
85-100
100
No.
8
0-10
10-40
10-40
No.
16
0-5
0-10
0-10
No.
50
--
0-5
0-5
TABLE II.
AGGREGATE GRADATION TOLERANCES
Material
Tolerances
__________
____________
Aggregate passing the 9.5-mm sieve
Plus or minus
and larger sieves
5 percent
Aggregate passing the 4.75 -mm and
Plus or minus
smaller sieves
3 percent
TABLE II.
AGGREGATE GRADATION TOLERANCES
Material
Tolerances
__________
____________
Aggregate passing the 3/8-in. sieve
Plus or minus
and larger sieves
5 percent
Aggregate passing the No. 4 and
Plus or minus
smaller sieves
3 percent
SECTION 02785
Page 13
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